U4 B3 1HVTTO

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 1

B3 Joints

• Put your things on your desk
  

       Laptop/Book

       notebook, pencil case

• Bag on the floor
  
• Read pages 22-24

Lessongoals

• You can describe the types of joints
• You can describe the structure of a joint.
• You can describe how a ball-and-socket joint, a hinge joint and a pivot joint work.

Homework U4 B3

Asgmt 1-5, 6 only a,b, 8

OR challenge

Asgmt 4-10, 6 only a, b

Wheel of homework

Go to Lessonup.app and use this code

Reward

Penalty

Which of these is NOT a function of the skeleton?

1. Giving shape
2. Make movement possible
3. Keeping organs in their spot
4. Protecting organs

What substance in a bone gives it rigidity?

1. Collagen
2. Callogen
3. Calcium phasphote
4. Calcium phosphate

What are fontanelles?

1. The bendable bones of a baby
2. The bendable bones in a baby's skull
3. The holes in between the skullbones of a baby
4. A special type of fountain

Bone tissue is strong and rigid. .... tissue is bendy. What word should be on the dots?

Immobile connections

• Fused 

Bones that have grown into 1 bone

• Sutures

Bones that are very close to each other

Moving connections

• Cartilage
  

Layer of cartilage in between bones

Small amount of movement

• Joint

Convex bone moves in concave bone

A joint

Ball-shaped bone

Socket bone

ligament

joint capsule

synovial fluid

cartilage

Keep the bones of the joint together

lets the bones move smoothly (lubricates)

stops wear and tear

Types of joints

• Ball-and-socket joint (moves in various directions)
• Hinge joint (Moves in 1 direction only)
• Pivot joint (Moves around axis of the other bone

Your elbow is a ..

1. Ball-and-socket joint
2. Hinge joint
3. Pivot joint

The arrow points to a ...

1. Ball-and-socket joint
2. Hinge joint
3. Pivot joint

Your knee is a ..

1. Ball-and-socket joint
2. Hinge joint
3. Pivot joint

The arrow points to a ...

1. Ball-and-socket joint
2. Hinge joint
3. Pivot joint

1st choice: + OR Cheat sheet +1 cm2 OR Wheel

2nd and 3rd choice: Cheat sheet +1 cm2 OR Wheel

4th en 5th: Wheel 

TTO

What you should do: U4 B3

• Read pages  22-24
• Asgmt  1-5, 6 only a,b, 8

OR challenge

• Asgmt 4-10, 6 only a, b

Done with the above?

• Work on the next chapter(s)
• Learn for the test 
• Make other homework
• Read a book

Zs = Working in Silence

• No asking questions
• Silent, don't disturb anyone
  
• Stay at your  desk

What you should do: U4 B3

• Read pages 22-24
• Asgmt 1-5, 6 only a,b, 8

OR challenge

• Asgmt 4-10, 6 only a, b

Done with the above?

• Work on the next chapter(s)
• Learn for the test 
• Make other homework
• Read a book

Zw = Working with whispering

• Teacher is available for questions
• Only whisper with the student next to you
• Stay at your  desk

Tidy Duty

Today these people are on tidy duty

• Desks: empty and straight
• Chairs:  underneath the desks
• Floor: no rubbish